HBO has apologized for a scene in its hit fantasy series "Game of Thrones" that showed the decapitated head of former President George W. Bush on a pike and said the scene will be removed from future DVD releases.

If there is anything to be learned from the @Sweden experiment, a government initiative that entrusts the country's Twitter account to a new citizen every seven days, it is that there is no such thing as a typical Swede.

Writing the perfect paper is a lot like a military operation. It takes discipline, foresight, research, strategy, and, if done right, ends in total victory. It follows then that the best advice for writing a paper -- be it a high school essay, a college research paper, or even an office memo at a Fortune 500 company -- would come from the tactics of a brilliant military commander.

This documentary details the epidemic of fear in our society, ranging from child predators to terrorism. It features interviews with Dr. Noam Chomsky, David Kucinish, and many other experts offering an in-depth exploration on various topics of fear.

As we expect more from technology, do we expect less from each other? Sherry Turkle studies how our devices and online personas are redefining human connection and communication -- and asks us to think deeply about the new kinds of connection we want to have.